The quality of grouting and consolidation orifice pipe in water exploration drainage drilling is directly related to whether a large amount from holes can be successfully controlled. For with fissure within 3 m holes, difficult point drainage. By studying the principle segmented technology, casing installation construction technology technical parameters plugging, we have solved problem under c...

Superior semicircular canal (Sup SC) dehiscence syndrome (SSCDS) is a recently recognized syndrome. It consists of a variety of auditory symptoms including autophony, hyperacusis, tinnitus, as well as vestibular symptoms of soundinduced and pressure-induced vertigo. These symptoms arise as a result of the third mobile window effect from a dehiscence of the Sup SC. Since its first description in...

Severe acute chest syndrome afflicts patients with sickle cell disease and can cause hypoxemia refractory to conventional treatments. Obstructive mucus plugging and the development of acute respiratory distress syndrome may underlie the pathophysiology of refractory hypoxemia in acute chest syndrome. Although high-frequency oscillatory ventilation (HFOV) is well established in the treatment of ...

Four patients with diabetes mellitus and no underlying clinical pulmonary disease were found to have extensive unilateral mucous occlusion of a major central bronchus. None of the patients had significant auscultatory findings suggestive of pulmonary secretions, and chest roentgenographic films were normal. Arterial blood gas evaluation failed to reveal the usual hypocapnia during ketoacidosis,...